Update audio_policy.conf

Add remote audio device in submix for Chromecast
Originally authored by: runandhide05 <runandhide05@gmail.com>
 tenderloin: increase ui responsiveness

* lower touchslop, improves scroll response
* speed up the notification shade
Add CM multicore performance profiles & restart mpdecision
fix initial usb config

thx @jcsullins for the heads-up
Enable power menu soft reboot option